Finding the Fourth Proportional to 237,753.97, 328,134.04 and 147,139.12
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Solution
The fourth proportional to 237,753.97, 328,134.04 and 147,139.12 is: 203,072.75
Step by Step Solution
- Step 1: Write the proportion equation
237,753.97 : 328,134.04 = 147,139.12 : x - Step 2: Convert to fraction form
237,753.97/328,134.04 = 147,139.12/x - Step 3: Cross multiply
237,753.97x = 328,134.04 × 147,139.12 - Step 4: Simplify right side
237,753.97x = 48,281,353,251.23 - Step 5: Solve for x
x = 48,281,353,251.23/237,753.97 - Step 6: Final answer
x = 203,072.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.